try waiting for the document to load:

$(document).ready(function() {
   console.info("GM Trigger OK");
   $( "div" ).addClass ("test1" );
   eCount = $( "div" ).addClass ("test2" );
   console.info("GM div Count " + eCount);
});




On Thursday, February 5, 2015 at 6:24:36 AM UTC-6, gsxr1300 wrote:
>
> // ==UserScript==
> // @name        Test
> // @namespace   All
> // @description Test
> // @version     1.0
> // @grant       unsafeWindow
> // @require     
> https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js
> // ==/UserScript==
>
>    console.info("GM Trigger OK");
>    $( "div" ).addClass ("test1" );
>    eCount = $( "div" ).addClass ("test2" );
>    console.info("GM div Count " + eCount);
>
>
> <html>
> <body>
> <div>this is my div</div>
> </body>
> </html>
>
> Hi,
>
> when iam using this little gm script, i got *$(...) is null.*
>
> any suggestions, what going wrong?
>
> thanks
>
>
>
>
>
>

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